Combined covers for surface



FIG. 1 is a top plan view of the combined covers for surface of my newdesign;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is an enlarged foreshortened sectional view taken along the line4—4 of FIG. 1;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a side elevational view of the right side thereof; and,

FIG. 7 is a side elevational view of the left side thereof.

The ornamental design of a combined cover for surface, as shown anddescribed.